# Causality vs BADGE·R

Causality and BADGE·R are too close to call on the numbers: across 10 compared parameters — price, rating, review sentiment and ratings volume among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Causality against 5.0 for BADGE·R. Both are backed by a comparable volume of ratings — 6 and 4 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Causality ships an update fortnightly, BADGE·R every 3 weeks. The most recent releases landed on September 9, 2026 and June 11, 2026 respectively.

## The numbers

| Metric | Causality | BADGE·R |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (6 ratings)](https://appshunter.io/ios/app/causality-physdigital-nexus/id1659176432/reviews) | [5.0 (4 ratings)](https://appshunter.io/ios/app/badger/id6470015806/reviews) |
| Number of ratings | **6** | 4 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | Free | Free |
| Size | 13 MB | 31 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Clever Guerrilla Inc.](https://appshunter.io/developer/1745793786) | [MintGarden GmbH](https://appshunter.io/developer/1712841836) |

## What reviewers say

### Causality

[App page](https://appshunter.io/ios/app/causality-physdigital-nexus/id1659176432)

Discover and interact with physical products and locations linked to digital experiences. Use NFC tags to unlock engaging activations that bridge the physical and digital worlds. No account or complex setup required, just tap and explore.

**Highlights:** Discover NFC-tagged products, Access IRL waypoints, Engage in digital activations, Connect physical and digital, No account creation needed

**Features:** macOS Compatibility

**In-app purchases:** none


### BADGE·R

[App page](https://appshunter.io/ios/app/badger/id6470015806)

Securely receive and store digital badges and NFTs on the Chia blockchain. Easily accept gift offers via QR codes and back up your private key with iCloud Passkey. Supports badge reception and storage, with transfer functionality planned for future updates.

**Highlights:** Receive and store digital badges and NFTs, Chia blockchain support, QR code scanning for gift offers, iCloud Passkey backup, Private key export

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Causality free?

Causality is free to download, with no in-app purchases.

### Is BADGE·R free?

BADGE·R is free to download, with no in-app purchases.

### Which has better reviews, Causality or BADGE·R?

Causality and BADGE·R are both rated 5.0 out of 5 on the App Store, from 6 and 4 ratings respectively.

### Do Causality or BADGE·R have ads?

Neither Causality nor BADGE·R shows ads.

### Which is updated more often, Causality or BADGE·R?

Causality ships an update fortnightly, and BADGE·R every 3 weeks. Most recently, Causality was updated on September 9, 2026 and BADGE·R on June 11, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*